mirror of https://github.com/swaywm/sway.git
Subscribe to workspace change events and redraw
This commit is contained in:
Drew DeVault
parent
7918feb9cd
commit
e277d4e094
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@ -39,20 +39,9 @@ int ipc_open_socket(const char *socket_path) {
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return socketfd;
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}
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char *ipc_single_command(int socketfd, uint32_t type, const char *payload, uint32_t *len) {
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char *ipc_recv_response(int socketfd, uint32_t *len) {
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char data[ipc_header_size];
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uint32_t *data32 = (uint32_t *)(data + sizeof(ipc_magic));
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memcpy(data, ipc_magic, sizeof(ipc_magic));
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data32[0] = *len;
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data32[1] = type;
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if (write(socketfd, data, ipc_header_size) == -1) {
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sway_abort("Unable to send IPC header");
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}
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if (write(socketfd, payload, *len) == -1) {
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sway_abort("Unable to send IPC payload");
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}
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size_t total = 0;
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while (total < ipc_header_size) {
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@ -77,3 +66,21 @@ char *ipc_single_command(int socketfd, uint32_t type, const char *payload, uint3
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return response;
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}
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char *ipc_single_command(int socketfd, uint32_t type, const char *payload, uint32_t *len) {
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char data[ipc_header_size];
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uint32_t *data32 = (uint32_t *)(data + sizeof(ipc_magic));
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memcpy(data, ipc_magic, sizeof(ipc_magic));
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data32[0] = *len;
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data32[1] = type;
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if (write(socketfd, data, ipc_header_size) == -1) {
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sway_abort("Unable to send IPC header");
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}
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if (write(socketfd, payload, *len) == -1) {
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sway_abort("Unable to send IPC payload");
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}
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return ipc_recv_response(socketfd, len);
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}
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@ -16,5 +16,10 @@ int ipc_open_socket(const char *socket_path);
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* the length of the buffer returned from sway.
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*/
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char *ipc_single_command(int socketfd, uint32_t type, const char *payload, uint32_t *len);
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/**
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* Receives a single IPC resposne and returns the buffer. len will be updated
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* with the length of the buffer returned from sway.
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*/
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char *ipc_recv_response(int socketfd, uint32_t *len);
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#endif
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142
swaybar/main.c
142
swaybar/main.c
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@ -3,7 +3,11 @@
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#include <string.h>
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#include <stdint.h>
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#include <stdbool.h>
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#include <stropts.h>
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#include <json-c/json.h>
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#include <sys/un.h>
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#include <sys/socket.h>
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#include <sys/ioctl.h>
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#include "ipc-client.h"
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#include "readline.h"
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#include "client/registry.h"
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@ -93,68 +97,6 @@ void cairo_set_source_u32(cairo_t *cairo, uint32_t color) {
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(color & 0xFF) / 256.0);
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}
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void update() {
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if (!feof(command)) {
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free(line);
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line = read_line(command);
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int l = strlen(line) - 1;
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if (line[l] == '\n') {
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line[l] = '\0';
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}
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}
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}
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void render() {
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// Clear
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cairo_save(window->cairo);
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cairo_set_operator(window->cairo, CAIRO_OPERATOR_CLEAR);
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cairo_paint(window->cairo);
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cairo_restore(window->cairo);
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// Background
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cairo_set_source_u32(window->cairo, colors.background);
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cairo_paint(window->cairo);
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// Command output
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cairo_set_source_u32(window->cairo, colors.statusline);
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int width, height;
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get_text_size(window, &width, &height, "%s", line);
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cairo_move_to(window->cairo, window->width - MARGIN - width, MARGIN);
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pango_printf(window, "%s", line);
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// Workspaces
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int x = 0;
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int i;
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for (i = 0; i < workspaces->length; ++i) {
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struct workspace *ws = workspaces->items[i];
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get_text_size(window, &width, &height, "%s", ws->name);
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struct box_colors box_colors;
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if (ws->urgent) {
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box_colors = colors.urgent_workspace;
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} else if (ws->focused) {
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box_colors = colors.focused_workspace;
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} else if (ws->visible) {
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box_colors = colors.active_workspace;
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} else {
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box_colors = colors.inactive_workspace;
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}
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cairo_set_source_u32(window->cairo, box_colors.background);
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cairo_rectangle(window->cairo, x, 0, width + MARGIN * 2, window->height);
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cairo_fill(window->cairo);
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cairo_set_source_u32(window->cairo, box_colors.border);
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cairo_rectangle(window->cairo, x, 0, width + MARGIN * 2, window->height);
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cairo_stroke(window->cairo);
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cairo_set_source_u32(window->cairo, box_colors.text);
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cairo_move_to(window->cairo, x + MARGIN, MARGIN);
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pango_printf(window, "%s", ws->name);
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x += width + MARGIN * 2 + MARGIN;
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}
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}
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void ipc_update_workspaces() {
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if (workspaces) {
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free_flat_list(workspaces);
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@ -212,9 +154,85 @@ void bar_ipc_init(int outputi) {
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json_object_put(outputs);
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sway_log(L_INFO, "Running on output %s", output);
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const char *subscribe_json = "[ \"workspace\" ]";
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len = strlen(subscribe_json);
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res = ipc_single_command(socketfd, IPC_SUBSCRIBE, subscribe_json, &len);
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sway_log(L_INFO, "%s", res);
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ipc_update_workspaces();
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}
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void update() {
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int pending;
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if (ioctl(fileno(command), FIONREAD, &pending) != -1 && pending > 0) {
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free(line);
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line = read_line(command);
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int l = strlen(line) - 1;
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if (line[l] == '\n') {
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line[l] = '\0';
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}
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}
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if (ioctl(socketfd, FIONREAD, &pending) != -1 && pending > 0) {
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sway_log(L_INFO, "data available");
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uint32_t len;
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char *buf = ipc_recv_response(socketfd, &len);
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sway_log(L_INFO, "%s", buf);
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free(buf);
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ipc_update_workspaces();
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}
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}
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void render() {
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// Clear
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cairo_save(window->cairo);
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cairo_set_operator(window->cairo, CAIRO_OPERATOR_CLEAR);
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cairo_paint(window->cairo);
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cairo_restore(window->cairo);
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// Background
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cairo_set_source_u32(window->cairo, colors.background);
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cairo_paint(window->cairo);
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// Command output
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cairo_set_source_u32(window->cairo, colors.statusline);
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int width, height;
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get_text_size(window, &width, &height, "%s", line);
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cairo_move_to(window->cairo, window->width - MARGIN - width, MARGIN);
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pango_printf(window, "%s", line);
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// Workspaces
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int x = 0;
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int i;
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for (i = 0; i < workspaces->length; ++i) {
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struct workspace *ws = workspaces->items[i];
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get_text_size(window, &width, &height, "%s", ws->name);
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struct box_colors box_colors;
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if (ws->urgent) {
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box_colors = colors.urgent_workspace;
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} else if (ws->focused) {
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box_colors = colors.focused_workspace;
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} else if (ws->visible) {
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box_colors = colors.active_workspace;
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} else {
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box_colors = colors.inactive_workspace;
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}
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cairo_set_source_u32(window->cairo, box_colors.background);
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cairo_rectangle(window->cairo, x, 0, width + MARGIN * 2, window->height);
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cairo_fill(window->cairo);
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cairo_set_source_u32(window->cairo, box_colors.border);
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cairo_rectangle(window->cairo, x, 0, width + MARGIN * 2, window->height);
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cairo_stroke(window->cairo);
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cairo_set_source_u32(window->cairo, box_colors.text);
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cairo_move_to(window->cairo, x + MARGIN, MARGIN);
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pango_printf(window, "%s", ws->name);
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x += width + MARGIN * 2 + MARGIN;
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}
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}
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int main(int argc, char **argv) {
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init_log(L_INFO);
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registry = registry_poll();
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